SSL Solid State Logic SL611V Vintage Analogue Console Channel Strip Description. Spare channel that was never used. Stored in a climate controlled audio post production facility. We have no way to fully test functionality (No console to test it in). Message me with any questions.The item "Solid State Logic SSL SL611V Analogue Console Channel Strip Vintage" is in sale since Monday, October 24, 2016. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Preamps & Channel Strips". The seller is "syncsoundinc" and is located in New York, New York. This item can't be shipped, the buyer must pick up the item.